In the warehouse, he accidentally shot his fiancée while tracking a suspect...
In the first life, he was an upright and upright official, and she was a female bachelor. He and she were strangers, but they met because they were trying the same case.
In the second life, he was a corrupt detective and she was the fiancée of a gang boss. How can an enemy become a lover?
Three generations of love, all because of a poisonous oath. The male protagonist hurts the female protagonist three times. Can they break their vows and let the lovers finally get married?